pH/ORP Meters

The Tekneka HQ390 is a reliable and user-friendly instrument that measures pH, mV, ORP, conductivity, TDS, salinity, DO, resistivity, and temperatu...

The Tekneka HQ350 is a reliable and user-friendly instrument that measures pH, mV, ORP, conductivity, TDS, salinity, resistivity, and temperature w...

The Tekneka HQ310 is a reliable and user-friendly instrument that measures pH, mV, ORP, and temperature with high precision. It has an integrated m...

The Tekneka HQ30 is a reliable, easy-to-use device designed to measure pH, mV, ORP, conductivity, TDS, salinity, and resistivity with high accuracy...

The Tekneka HQ20 is a reliable, easy-to-use device designed to measure conductivity, TDS, salinity, and resistivity with high accuracy. It features...

The Tekneka HQ10 pH Meter is designed for simultaneous pH and temperature measurement, offering precision and ease of use for field and lab testing...

● The Apera LabSen 851-1 Refillable pH Electrode is built with proprietary sensor technology and premium materials from Switzerland, Apera LabSen 8...

The Apera SX736 7-in-1 Portable pH/Conductivity/DO Meter can accurately measure the parameters of pH, conductivity, TDS, salinity, resistivity, DO,...

The Apera EC820 Precision Benchtop Conductivity Meter Kit provides reliable conductivity measurements with various intelligent functions and a dura...

The Apera PC820 Precision Benchtop pH/Conductivity Meter Kit provides reliable pH and conductivity measurements with various intelligent functions ...

The Apera PH820 Precision Benchtop pH Meter Kit provides reliable pH measurements with a variety of intelligent functions and a durable structure. ...

The Apera PH850 Portable pH Meter Kit is designed for professional pH measurement in the field with a variety of practical functions and features i...

The PCE-PH 12 pH Meter is a handy device for quick and easy measurement of the pH value from 0 to 14 and the temperature from 0 to 60 degrees Celsi...

The Extech EX800 ExStik 3-In-1 Kit includes the CL200 meter and pH electrode, reagent tablets (50 tests), four plastic cups, a weighted stand, pH b...

The Extech EX900 ExStik® 4-In-1 Kit includes a CL200 meter, pH and ORP electrodes, reagent tablets (50 tests), four plastic cups, a weighted stand,...

The EC500 is Conductivity/TDS/Temperature Meter. Measures 5 parameters including Conductivity, TDS, Salinity, pH, and Temperature using one electro...

The EC510 is a conductivity testing kit. Kit includes EC500 meter, 3 calibration standards, 3 pH buffer pouches plus rinse solution, 3 cups, batter...

Exclusive Oyster Design can be used in the lab or in the field. Large LCD built into adjustable “flip-up” cover displays pH or mV and Temperature s...

Exclusive Oyster design can be used in the lab or in the field. Large LCD built into adjustable "flip up" cover displays pH or mV and Temperature s...

Exclusive Oyster design can be used in the lab or in the field. Large LCD built into adjustable "flip up" cover displays pH or mV and Temperature s...

The waterproof ExStik® PH100 pH meter by Extech is an accurate, rugged and reusable stick pH meter with some unique data storage features that make...

Now you can test pH on the spot easily and accurately with the ExStik® PH110 Waterproof pH Meter. The durable ExStik® meter features a flat surface...

The Extech PH220-C pH Meter is a Palm pH with Cabled Electrode. Microprocessor provides for Automatic Buffer recognition. Memory stores 25 readings...